'UnlistedSpecialPage' => 'includes/SpecialPage.php',
'UploadSourceAdapter' => 'includes/Import.php',
'UppercaseCollation' => 'includes/Collation.php',
- 'Uri' => 'includes/Uri.php',
'User' => 'includes/User.php',
'UserArray' => 'includes/UserArray.php',
'UserArrayFromResult' => 'includes/UserArray.php',
'JavaScriptContentHandler' => 'includes/content/JavaScriptContentHandler.php',
'JavaScriptContent' => 'includes/content/JavaScriptContent.php',
'MessageContent' => 'includes/content/MessageContent.php',
+ 'MWContentSerializationException' => 'includes/content/ContentHandler.php',
'TextContentHandler' => 'includes/content/TextContentHandler.php',
'TextContent' => 'includes/content/TextContent.php',
'WikitextContentHandler' => 'includes/content/WikitextContentHandler.php',